Description of problem: Upstream issue: https://github.com/kubernetes/kubernetes/issues/104452 Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info:
*** Bug 1995581 has been marked as a duplicate of this bug. ***
Searched the last 14 days for all kube-apiserver panic errors, but found the first relevant record which is duplicate to this bug, after that no longer seen related panic. $ w3m -dump -cols 200 'https://search.ci.openshift.org/?search=openshift-kube-apiserver_kube-apiserver.*panic&maxAge=336h&context=3&type=bug%2Bjunit&name=&excludeName=&maxMatches=5&maxBytes=20971520&groupBy=job' | grep -B4 'golang_lru.entry' #1995581 bug 2 weeks ago kube apiserver panic from admissions controller ASSIGNED Comment 15402545 by stbenjam at 2021-08-19T13:03:26Z Symptom Detection.Undiagnosed panic detected in pod pods/openshift-kube-apiserver_kube-apiserver-ci-op-62s95mxv-1368f-5s2lm-master-0_kube-apiserver_previous.log.gz:E0818 19:57:56.080795 17 runtime.go:78] Observed a panic: &runtime.TypeAssertionError{_interface:(*runtime._type)(0x4ad36a0), concrete:(*runtime._type)(nil), asserted:(*runtime._type)(0x4769e60), missingMethod:""} (interface conversion: interface {} is nil, not *golang_lru.entry) At least for now, we can think it's not a problem anymore, the PR fix works fine, so move the bug VERIFIED.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Container Platform 4.9.0 bug fix and security update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2021:3759